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authorHeiko Carstens <heiko.carstens@de.ibm.com>2011-01-05 12:47:35 +0100
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2011-01-05 12:47:26 +0100
commit096a61682e86090e4e74118ff6fa6858ca73aa58 (patch)
treef768604168b1d55aae0351f70f94c5089444b09f /drivers/s390/net
parentf48198d592b0d680b9677bd69edd2290cd0c1f4f (diff)
[S390] lcs: add support for irq statistics
Add support for LCS I/O interrupt statistics in /proc/interrupts. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/net')
-rw-r--r--drivers/s390/net/lcs.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 0f19d540b65..0bf70894431 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -26,6 +26,7 @@
#define KMSG_COMPONENT "lcs"
#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/if.h>
#include <linux/netdevice.h>
@@ -1396,6 +1397,7 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
int rc, index;
int cstat, dstat;
+ kstat_cpu(smp_processor_id()).irqs[IOINT_LCS]++;
if (lcs_check_irb_error(cdev, irb))
return;